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Side-by-side comparison of Claude Sonnet 4.5 and GPT-4o Mini. Claude Sonnet 4.5 scores 67 on quality benchmarks at $18.00/1M tokens. GPT-4o Mini scores 38 at $0.75/1M tokens.
Claude Sonnet 4.5 has higher benchmark scores. GPT-4o Mini offers competitive value at a lower price point. For budget-conscious users, go with GPT-4o Mini. For maximum quality, choose Claude Sonnet 4.5.
| Claude Sonnet 4.5 | GPT-4o Mini | |
|---|---|---|
| Provider | Anthropic | OpenAI |
| Tier | Premium | Budget |
| Quality Score | 67 | 38 |
| Input Price | $3.00/1M | $0.15/1M |
| Output Price | $15.00/1M | $0.60/1M |
| Speed | 70 tok/s | 180 tok/s |
| Context Window | 1.0M | 128K |
| Max Output | 64K | 16K |
| Reasoning | Yes | No |
| Vision | Yes | Yes |
| Task | Claude Sonnet 4.5 | GPT-4o Mini | Savings |
|---|---|---|---|
| Coding | $35.10 | $1.49 | GPT-4o Mini saves $33.62 |
| Writing | $9.36 | $0.40 | GPT-4o Mini saves $8.96 |
| Analysis | $19.50 | $0.82 | GPT-4o Mini saves $18.68 |
| $3.12 | $0.13 | GPT-4o Mini saves $2.99 | |
| Summarization | $6.24 | $0.26 | GPT-4o Mini saves $5.98 |
| Creative | $7.80 | $0.33 | GPT-4o Mini saves $7.47 |